Plate 68. TROCHAMMINA, MARGINULINA, DENTALINA, PYRULINOIDES, 

 SARACENARIA, RECTOGLANDULINA, EURYCHEILOSTOMA 



Page 

 Figures la-2. Trochammina eilete Tappan, new 213 

 species 



la, Dorsal view of holotype (USNM P4483) 

 from the Torok formation, lb, \'entral view. 

 Ic, Edge view. 2, Paratype (USNM P4487), 

 from the Fortress Mountain formation. All 

 X 71. 

 Figures 3-6b. Trochammina zchittingtoni Tappan, 214 

 new species 



3, Ventral side of larger paratype (USNM 

 P4508) from the Seabee formation. 4, Paratype 

 (USNM P4506) from the Seabee formation. 5, 

 Dorsal view of small paratype (USNM P4514), 

 from the Sentinel Hill member of the Schrader 

 Bluff formation. 6a, Dorsal view of holotype 

 (USNM P4505) from the Seabee formation. 6b, 

 Edge view, showing the usual crushing of speci- 

 mens of this species. All X 71. 

 Figures 7, 8. Marginulina gatesi Tappan, new 215 

 species 



7, Holotype (USNM P4S22). 8, Paratype 

 (USNM P4527). Both from the Grandstand 

 formation, X 71. 

 FiGirRES 9-12. Dentalina^. dettcrmani Tappan, new 215 

 species 



9, Paratype (USNM P4561) from the Fortress 

 Mountain formation. 10, Small paratype 

 (USNM P4557), from the Grandstand formation. 

 11, Paratype (USNMP4559) from theTopagoruk 

 formation. 12, Holotype (USNM P4556), a 

 large isolated chamber showing terminal aperture 

 and broken connecting neck; from the Grand- 

 stand formation. All X 71. 



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Figure 13. Pyrulinoides thurrt-lli Tappan, new 217 

 species 



13, Holotype (USNM P4SS3) from the Grand- 

 stand formation. X 71. 



Figures 14-16. Saracenaria dutroi Tappan, new 216 

 species 



14, Paratype (USNM P4540). 15a, Side view 

 of holotype (USNM P4533). 15b, Edge view. 

 16a, Side view of paratype (USNM P4537). 16b, 

 Edge view. All from the Topagoruk formation, 

 V 71. 



Figures 17, 18b. Rectoglandulina kirschneri Tap- 216 

 pan, new species 



17, Paratype (USNM P4548) from the Oumalik 

 formation, X48. 18a, Side view of holotype 

 (USNM P4546) from the Topagoruk formation. 

 18b, Top view, showing radiate aperture. X 63. 

 Figures 19a-2S. Eurycheilostovia grandstandensis 217 

 Tappan, new species 



19a, 21a, Side view of paratypes (USNM 

 P4611a, b) showing the extremely high-spired 

 test. 19b, 21b, Top views showing the open 

 umbilicus and fimbriate apertural flap. 20a, 

 Side view of paratype (USNM P4605). 20b, 

 Top view. 22a, Side view of paratype (USNM 

 P4603). 22b, Top view. 23a, Side view of 

 holotype (USNM P459S). 23b, Top view. 

 24, 25, Paratypes (USNM P4596a, b). Figs. 

 19-22 from the Topagoruk formation; Figs. 23-25 

 from the Grandstand formation; all X 105. 

 All figures are camera lucida drawings; figs. 1 13 by 

 Helen Tappan Loeblich, figs. 14-25 by Patricia Isham. 



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